could illegalise
Regular verb: illegalise - illegalised- illegalised

Affirmation 	
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I could illegalise
you could illegalise
he could illegalise
we could illegalise
you could illegalise
they could illegalise 	I could be illegalising
you could be illegalising
he could be illegalising
we could be illegalising
you could be illegalising
they could be illegalising	I could have illegalised
you could have illegalised
he could have illegalised
we could have illegalised
you could have illegalised
they could have illegalised	I could have been illegalising
you could have been illegalising
he could have been illegalising
we could have been illegalising
you could have been illegalising
they could have been illegalising	

Negation 	
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I couldn't illegalise
you couldn't illegalise
he couldn't illegalise
we couldn't illegalise
you couldn't illegalise
they couldn't illegalise 	I couldn't be illegalising
you couldn't be illegalising
he couldn't be illegalising
we couldn't be illegalising
you couldn't be illegalising
they couldn't be illegalising	I couldn't have illegalised
you couldn't have illegalised
he couldn't have illegalised
we couldn't have illegalised
you couldn't have illegalised
they couldn't have illegalised	I couldn't have been illegalising
you couldn't have been illegalising
he couldn't have been illegalising
we couldn't have been illegalising
you couldn't have been illegalising
they couldn't have been illegalising	

Interrogative form 	
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could I illegalise?
could you illegalise?
could he illegalise?
could we illegalise?
could you illegalise?
could they illegalise? 	could I be illegalising?
could you be illegalising?
could he be illegalising?
could we be illegalising?
could you be illegalising?
could they be illegalising? 	could I have illegalised?
could you have illegalised?
could he have illegalised?
could we have illegalised?
could you have illegalised?
could they have illegalised? 	could I have been illegalising?
could you have been illegalising?
could he have been illegalising?
could we have been illegalising?
could you have been illegalising?
could they have been illegalising? 	

Interro-negative form 	
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couldn't I illegalise?
couldn't you illegalise?
couldn't he illegalise?
couldn't we illegalise?
couldn't you illegalise?
couldn't they illegalise? 	couldn't I be illegalising?
couldn't you be illegalising?
couldn't he be illegalising?
couldn't we be illegalising?
couldn't you be illegalising?
couldn't they be illegalising? 	couldn't I have illegalised?
couldn't you have illegalised?
couldn't he have illegalised?
couldn't we have illegalised?
couldn't you have illegalised?
couldn't they have illegalised? 	couldn't I have been illegalising?
couldn't you have been illegalising?
couldn't he have been illegalising?
couldn't we have been illegalising?
couldn't you have been illegalising?
couldn't they have been illegalising?